package collection;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;

public class GenericDemo{
    public static void main(String[] args) {
        /*Collection<String> c=new ArrayList<>();
        c.add("1");
        c.add("2");
        c.add("3");
        Iterator<String> it=c.iterator();
        while (it.hasNext()){
            String str=it.next();
            System.out.println(str);
        }
        for (String s:c){
            System.out.println(s);
        }

         */
        Collection<Point>c=new ArrayList<>();
        c.add(new Point(1,2));
        c.add(new Point(3,4));
        c.add(new Point(5,6));
        Iterator<Point> it=c.iterator();
        while (it.hasNext()){
            Point p=it.next();
            System.out.println(p);
        }
        for (Point p:c){
            System.out.println(p);
        }

    }
        }
